Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rc6 win in 1 half-moves
2 Rc1 loss in 10 half-moves
3 Rc2 loss in 10 half-moves
4 Ka7 loss in 2 half-moves
5 Ka8 loss in 2 half-moves
6 Kb7 loss in 2 half-moves
7 Kc8 loss in 2 half-moves
8 Ra7 loss in 2 half-moves
9 Rb7 loss in 2 half-moves
10 Rc3 loss in 2 half-moves
11 Rc4 loss in 2 half-moves
12 Rc5 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rf7 loss in 1 half-moves
17 Rg7 loss in 1 half-moves
18 Rh7 loss in 1 half-moves